By Bestbuy.com

Creative Labs - Sound BlasterX AE-5 SB174000003 Plus-122 bit DAC Data Width - 7.1 Sound Channels - Internal - PCI Express

Sound BlasterX AE-5 SB174000003 Plus-Hi-res PCI-e Gaming Sound Card and DAC with RGB Lighting, Dolby Digital Live, and DTS Encoding-Upgrade Program for Sound BlasterX AE-5 Customers-Customers who purchased the Sound BlasterX AE-5 (non-Plus version) directly from creative.com in the last 90 days now have the option of returning the product back to us. This option is only available to those who would like to upgrade to the Sound Blaster AE-5 Plus for additional Dolby Digital and DTS support.